Ice sheet example sentences

There are some of the lakes which are the result of the action of glaciers and ice sheets, while the others have been formed by wind, river action, and human activities.Nearly 70 per cent of this freshwater occurs as ice sheets and glaciers in Antarctica, Greenland and the mountainous regions of the world, while a little less than 30 per cent is stored as groundwater in the world's aquifers.Nearly 70 per cent of this occurs as ice sheets and glaciers in Antarctica, Greenland and mountain regions.